<h1>serviceb</h1>

<table border="1">
  <tr>
    <td>
      <button (click)="test1()">test1</button>
    </td>
    <td>{{result1}}</td>
  </tr>
  <tr>
    <td>
      <button (click)="test2()">test2</button>
    </td>
    <td>{{result2}}</td>
  </tr>
</table>
